1-(4-Methoxyphenyl)-1-pentene-3-one

CAS 104-27-8

US productionNot reported

Import value, 2024$85M

Top sourceChina 53%

This chemical is not on EPA’s Toxic Substances Control Act inventory, the list behind EPA’s production survey.

Production is reported production, not a complete census of factories. Import value and source-country shares describe a shared customs category, not a separate chemical measurement.

Where It Comes From

Customs basis: HS 291450 · basket

These shares come from HS customs code 291450, which covers 68 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries

Country of origin for US imports, from Census customs data (2024).

CN 53%ChinaIN 25%IndiaMX 9%MexicoDE 7%GermanyIT 4%Italy

Switzerland
Taiwan
South Korea
Canada
United Kingdom
Ukraine
Hong Kong
Romania
Austria
Spain
Lithuania

Why It Matters

No EPA sector or FDA product records name a use for this chemical.

Chemical Identity

CAS104-27-8

PubChem CIDNot recorded

DTXSIDDTXSID4047412

FormulaC12H14O2

Mol. Weight190.242 g/mol

SMILESCCC(=O)C=CC1=CC=C(OC)C=C1

Data Sources

EPA CompTox (DSSTox) · DTXSID4047412Retrieved 2026-04-29
US Census international tradeReporting year: 2024 · Retrieved 2026-10-04

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Brief citations

1-(4-Methoxyphenyl)-1-pentene-3-one (CAS 104-27-8) https://chemicalindependence.com/chemical/104-27-8/ EPA CompTox (DSSTox): 104-27-8. Retrieved 2026-04-29. https://comptox.epa.gov/dashboard/chemical/details/DTXSID4047412 US Census international trade: HS 291450 for CAS 104-27-8. Reporting year: 2024. https://usatrade.census.gov/